Calcul Mental
10/08/2026
MiCetF
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11 s.
Ajouter ou retrancher un nombre du type 10, 200...
0 s.
416 + 300 =
60 + 600 =
387 + 400 =
70 - 30 =
179 + 400 =
41 + 500 =
641 + 10 =
867 - 100 =
534 + 10 =
269 - 60 =
349 + 30 =
426 + 20 =
202 + 30 =
151 + 300 =
343 + 400 =
168 + 600 =
158 - 70 =
433 - 100 =
414 + 300 =
135 + 80 =
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